package com.itwen.utils;

import lombok.AllArgsConstructor;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.context.annotation.Bean;
import org.springframework.context.annotation.Configuration;
import org.springframework.security.authentication.dao.DaoAuthenticationProvider;
import org.springframework.security.config.annotation.authentication.builders.AuthenticationManagerBuilder;
import org.springframework.security.config.annotation.method.configuration.EnableGlobalMethodSecurity;
import org.springframework.security.config.annotation.web.builders.HttpSecurity;
import org.springframework.security.config.annotation.web.builders.WebSecurity;
import org.springframework.security.config.annotation.web.configuration.EnableWebSecurity;
import org.springframework.security.config.annotation.web.configuration.WebSecurityConfigurerAdapter;
import org.springframework.security.core.userdetails.UserDetailsService;
import org.springframework.security.crypto.bcrypt.BCryptPasswordEncoder;
import org.springframework.security.crypto.password.PasswordEncoder;
import org.springframework.security.web.authentication.rememberme.JdbcTokenRepositoryImpl;
import org.springframework.security.web.authentication.rememberme.PersistentTokenRepository;

import javax.sql.DataSource;

/**
 * @program: itwen-security
 * @author: Li Wenwen
 * @create: 2019-01-30 19:42
 */

@Configuration
@EnableWebSecurity
@EnableGlobalMethodSecurity(prePostEnabled = true)
public class BrowserSecurityConfing extends WebSecurityConfigurerAdapter {

    @Autowired
    private DataSource dataSource;

    @Bean
    public PasswordEncoder passwordEncoder() {
        return new BCryptPasswordEncoder();
    }

    @Autowired
    private MyUserDetailsService userDetailsService;

    @Bean
    public PersistentTokenRepository persistentTokenRepository(){
        JdbcTokenRepositoryImpl tokenRepository = new JdbcTokenRepositoryImpl();
        tokenRepository.setDataSource(dataSource);
        //tokenRepository.setCreateTableOnStartup(true);
        return tokenRepository;
    }
    /**
     * 加密文
     **/
    @Override
    protected void configure(AuthenticationManagerBuilder auth) throws Exception {
        auth.userDetailsService(userDetailsService)
                .passwordEncoder(new BCryptPasswordEncoder());
        /**不加密**/
        auth.userDetailsService(userDetailsService).passwordEncoder(new PasswordEncoder() {
            @Override
            public String encode(CharSequence charSequence) {
                return charSequence.toString();
            }

            @Override
            public boolean matches(CharSequence charSequence, String s) {
                return s.equals(charSequence.toString());
            }
        });
    }

    @Override
    protected void configure(HttpSecurity http) throws Exception {
        http.authorizeRequests()
                // 如果有允许匿名的url，填在下面
//                .antMatchers().permitAll()
                .anyRequest()
                .authenticated()
                .and()
                // 设置登陆页
                .formLogin()
                .loginPage("/login")
                // 设置登陆成功页
                .defaultSuccessUrl("/save.html")
                .permitAll()
                .and()
                .rememberMe()
                .tokenRepository(persistentTokenRepository())
                .tokenValiditySeconds(3600)
                .userDetailsService(userDetailsService)
                // 自定义登陆用户名和密码参数，默认为username和password
//                .usernameParameter("username")
//                .passwordParameter("password")
                .and()
                .logout()
                .permitAll();

        // 关闭CSRF跨域
        http.csrf().disable();
    }

    @Override
    public void configure(WebSecurity web) throws Exception {
        // 设置拦截忽略文件夹，可以对静态资源放行
        web.ignoring().antMatchers("/css/**", "/js/**");
    }
}


